Fig. 2: Differential Scanning Calorimetry (DSC) and X-Ray Diffraction (XRD) analyses of the HEP-B1 and HEP-B2 polymer blends and individual polymers.

a DSC first heating curves. b DSC first cooling curves. c Second heating. d Second cooling. e XRD diffraction patterns of HEP-B1, HEP-B2, and individual polymers. f Enlarged XRD spectra, comparison between HEP-B1 and HEP-B2, showing peak fitting of amorphous and crystalline phases.